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fastboot: add oem console command support

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"oem console" serves to read console record buffer.

Signed-off-by: Ion Agorria <ion@agorria.com>
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Link: https://lore.kernel.org/r/20240105072212.6615-7-clamor95@gmail.com
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
This commit is contained in:
Ion Agorria 2024-01-05 09:22:11 +02:00 • committed by Mattijs Korpershoek
parent e58bafc35f
commit 16f79dd4cd
4 changed files with 48 additions and 0 deletions
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39
drivers/fastboot/fb_command.c
View file

@ -41,6 +41,7 @@ static void reboot_recovery(char *, char *);
static void oem_format(char *, char *);
static void oem_partconf(char *, char *);
static void oem_bootbus(char *, char *);
static void oem_console(char *, char *);
static void run_ucmd(char *, char *);
static void run_acmd(char *, char *);
@ -108,6 +109,10 @@ static const struct {
.command = "oem run",
.dispatch = CONFIG_IS_ENABLED(FASTBOOT_OEM_RUN, (run_ucmd), (NULL))
},
[FASTBOOT_COMMAND_OEM_CONSOLE] = {
.command = "oem console",
.dispatch = CONFIG_IS_ENABLED(FASTBOOT_CMD_OEM_CONSOLE, (oem_console), (NULL))
},
[FASTBOOT_COMMAND_UCMD] = {
.command = "UCmd",
.dispatch = CONFIG_IS_ENABLED(FASTBOOT_UUU_SUPPORT, (run_ucmd), (NULL))
@ -159,6 +164,23 @@ void fastboot_multiresponse(int cmd, char *response)
case FASTBOOT_COMMAND_GETVAR:
fastboot_getvar_all(response);
break;
case FASTBOOT_COMMAND_OEM_CONSOLE:
if (CONFIG_IS_ENABLED(FASTBOOT_CMD_OEM_CONSOLE)) {
char buf[FASTBOOT_RESPONSE_LEN] = { 0 };
if (console_record_isempty()) {
console_record_reset();
fastboot_okay(NULL, response);
} else {
int ret = console_record_readline(buf, sizeof(buf) - 5);
if (ret < 0)
fastboot_fail("Error reading console", response);
else
fastboot_response("INFO", response, "%s", buf);
}
break;
}
default:
fastboot_fail("Unknown multiresponse command", response);
break;
@ -503,3 +525,20 @@ static void __maybe_unused oem_bootbus(char *cmd_parameter, char *response)
else
fastboot_okay(NULL, response);
}
/**
* oem_console() - Execute the OEM console command
*
* @cmd_parameter: Pointer to command parameter
* @response: Pointer to fastboot response buffer
*/
static void __maybe_unused oem_console(char *cmd_parameter, char *response)
{
if (cmd_parameter)
console_in_puts(cmd_parameter);
if (console_record_isempty())
fastboot_fail("Empty console", response);
else
fastboot_response(FASTBOOT_MULTIRESPONSE_START, response, NULL);
}